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(2020 RR2)
Classification: Amor [NEO]          SPK-ID: 54053846
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2618087629907843 9.6682e-05  
a 1.399485357884493 0.00020004 au
q 1.033087827513039 1.236e-05 au
i 4.888358192276042 0.001515 deg
node 183.1582821240642 0.00018451 deg
peri 203.0694781739973 0.0010177 deg
M 276.215563227403 0.018792 deg
tp 2459141.238143916282
(2020-Oct-18.73814392)
0.0013929 TDB
period 604.7153118350075
1.66
0.12965
0.000355
d
yr
n .5953214561536083 0.00012764 deg/d
Q 1.765882888255947 0.00025241 au
  Orbit Determination Parameters
   # obs. used (total)      68  
   data-arc span      44 days  
   first obs. used      2020-09-10  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .47248  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-25 07:35:47  

Additional Information
 Earth MOID = .0424034 au 
 Jupiter MOID = 3.68203 au 
 T_jup = 4.715 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 25.353   .5595 13 autocmod 2.8

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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